Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
The start of May brings a rise in the average high-temperature, moving from a pleasant 68.5°F (20.3°C) in April to a moderately hot 77.5°F (25.3°C). Throughout the month of May, Old Washington reports a steady low-temperature average of 56.1°F (13.4°C).Humidity
In May, the average relative humidity is 78%.Rainfall
In May, the rain falls for 17 days. Throughout May, 2.83" (72mm) of precipitation is accumulated. Throughout the year, in Old Washington, there are 163.6 rainfall days, and 37.44" (951mm) of precipitation is accumulated.Snowfall
In Old Washington, snow does not fall in May through October.Daylight
In May, the average length of the day is 14h and 3min.On the first day of the month, sunrise is at 6:46 am and sunset at 8:26 pm. On the last day of May, sunrise is at 6:25 am and sunset at 8:49 pm EDT.
Sunshine
The average sunshine in May is 9.3h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 6 during May translates into the following directions:
Shield from overexposure. Defense against sun-related harm is required. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Old Washington in May?
What is the average humidity in May?
How much does it rain in May?
When it does not snow?
Does it snow in May?
How many hours of daylight does Old Washington have in May?
What time are sunrise and sunset in May?
How many hours of sunshine does Old Washington have in May?
What is the month with the highest UV index?
How high is the UV index in May?
Average temperature in May
Old Washington, TN
- Average high temperature in May: 77.5°F
The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (45.1°F).
- Average low temperature in May: 56.1°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).
Average pressure in May
Old Washington, TN
- Average pressure in May: 30.01"Hg
The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in May
Old Washington, TN
- Average wind speed in May: 5.2mph
The windiest months (with the highest average wind speed) are February and April (6.6mph).
The calmest months (with the lowest average wind speed) are July and August (4mph).
Average humidity in May
Old Washington, TN
- Average humidity in May: 78%
The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are January, June, July, August, September, October and November (76%).
Average rainfall in May
Old Washington, TN
- Average rainfall in May: 2.83"
The wettest month (with the highest rainfall) is July (3.94").
The driest month (with the least rainfall) is November (2.28").
Average rainfall days in May
Old Washington, TN
- Average rainfall days in May: 17 days
The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in May
Old Washington, TN
- Average snowfall in May: 0"
The month with the highest snowfall is January (0.67").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Old Washington, TN
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Old Washington, TN
- Average daylight in May: 14h and 1min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in May: 9h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).
Average sunshine days in May
Old Washington, TN
- Average sunshine days in May: 12.9 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in May
Old Washington, TN
- Average UV index in May: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in May
Old Washington, TN
- Average cloud cover in May: 38
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 32).
Average visibility in May
Old Washington, TN
- Average visibility in May: 5mi
The months with the highest visibility are February, June, October and November (6mi).
The months with the lowest visibility are January, March, April, May, July, August, September and December (5mi).
Old Washington, Tennessee, USA
Weather forecast for your location
2. Allow the app to use your location